MPC5673F datasheet(54/132 Pages) FREESCALE

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MPC5674F Microcontroller Data Sheet, Rev. 6

Electrical Characteristics

Freescale Semiconductor

4.12.5

External Bus Interface (EBI) Timing

Table 36. Bus Operation Timing 1

Spec

Characteristic

Symbol

66 MHz (Ext. Bus Freq)2 3

Unit

Notes

Min

Max

D_CLKOUT Period

15.2

—

Signals are measured at 50% VDDE.

D_CLKOUT Duty Cycle

tCDC

45%

55%

D_CLKOUT Rise Time

tCRT

——4

4D_CLKOUT Fall Time

tCFT

——4

D_CLKOUT Posedge to Output

Signal Invalid or High Z (Hold Time)

D_ADD[9:30]

D_BDIP

D_CS[0:3]

D_DAT[0:15]

D_OE

D_RD_WR

D_TA

D_TS

D_WE[0:3]/D_BE[0:3]

tCOH

1.0/1.5

—

Hold time selectable via

SIU_ECCR[EBTS] bit:

EBTS = 0: 1.0 ns

EBTS = 1: 1.5 ns

D_CLKOUT Posedge to Output

Signal Valid (Output Delay)

D_ADD[9:30]

D_BDIP

D_CS[0:3]

D_DAT[0:15]

D_OE

D_RD_WR

D_TA

D_TS

D_WE[0:3]/D_BE[0:3]

tCOV

—

7.0/7.5

Output valid time selectable via

SIU_ECCR[EBTS] bit:

EBTS = 0: 7.0 ns

EBTS = 1: 7.5 ns

Input Signal Valid to D_CLKOUT

Posedge (Setup Time)

D_ADD[9:30]

D_DAT[0:15]

D_RD_WR

D_TA

D_TS

tCIS

5.0/4.5

—

Input setup time selectable via

SIU_ECCR[EBTS] bit:

EBTS = 0; 5.0ns

EBTS = 1; 4.5ns

D_CLKOUT Posedge to Input

Signal Invalid (Hold Time)

D_ADD[9:30]

D_DAT[0:15]

D_RD_WR

D_TA

D_TS

tCIH

1.0

—

MPC5673F Datasheet(PDF) 54 Page - Freescale Semiconductor, Inc

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